#define DRIVER_DESC "USB FTDI Serial Converters Driver"
static int debug;
+static __u16 vendor = FTDI_VID;
+static __u16 product;
/* struct ftdi_sio_quirk is used by devices requiring special attention. */
struct ftdi_sio_quirk {
{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
+ /*
+ * These will probably use user-space drivers. Uncomment them if
+ * you need them or use the user-specified vendor/product module
+ * parameters (see ftdi_sio.h for the numbers). Make a fuss if
+ * you think the driver should recognize any of them by default.
+ */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) }, */
+ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) }, */
{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
{ USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
{ USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
{ USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
+ { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
+ { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
- { } /* Terminating entry */
+ { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
+ { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
+ { }, /* Optional parameter entry */
+ { } /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, id_table_combined);
#define WDR_TIMEOUT 5000 /* default urb timeout */
+#define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
/* High and low are for DTR, RTS etc etc */
#define HIGH 1
return(ftdi_232bm_baud_base_to_divisor(baud, 48000000));
}
-static int set_rts(struct usb_serial_port *port, int high_or_low)
+#define set_mctrl(port, set) update_mctrl((port), (set), 0)
+#define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
+
+static int update_mctrl(struct usb_serial_port *port, unsigned int set, unsigned int clear)
{
struct ftdi_private *priv = usb_get_serial_port_data(port);
char *buf;
- unsigned ftdi_high_or_low;
+ unsigned urb_value;
int rv;
-
- buf = kmalloc(1, GFP_NOIO);
- if (!buf)
- return -ENOMEM;
-
- if (high_or_low) {
- ftdi_high_or_low = FTDI_SIO_SET_RTS_HIGH;
- priv->last_dtr_rts |= TIOCM_RTS;
- } else {
- ftdi_high_or_low = FTDI_SIO_SET_RTS_LOW;
- priv->last_dtr_rts &= ~TIOCM_RTS;
- }
- rv = usb_control_msg(port->serial->dev,
- usb_sndctrlpipe(port->serial->dev, 0),
- FTDI_SIO_SET_MODEM_CTRL_REQUEST,
- FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
- ftdi_high_or_low, priv->interface,
- buf, 0, WDR_TIMEOUT);
-
- kfree(buf);
- return rv;
-}
+ if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
+ dbg("%s - DTR|RTS not being set|cleared", __FUNCTION__);
+ return 0; /* no change */
+ }
-static int set_dtr(struct usb_serial_port *port, int high_or_low)
-{
- struct ftdi_private *priv = usb_get_serial_port_data(port);
- char *buf;
- unsigned ftdi_high_or_low;
- int rv;
-
buf = kmalloc(1, GFP_NOIO);
- if (!buf)
+ if (!buf) {
return -ENOMEM;
-
- if (high_or_low) {
- ftdi_high_or_low = FTDI_SIO_SET_DTR_HIGH;
- priv->last_dtr_rts |= TIOCM_DTR;
- } else {
- ftdi_high_or_low = FTDI_SIO_SET_DTR_LOW;
- priv->last_dtr_rts &= ~TIOCM_DTR;
}
+
+ clear &= ~set; /* 'set' takes precedence over 'clear' */
+ urb_value = 0;
+ if (clear & TIOCM_DTR)
+ urb_value |= FTDI_SIO_SET_DTR_LOW;
+ if (clear & TIOCM_RTS)
+ urb_value |= FTDI_SIO_SET_RTS_LOW;
+ if (set & TIOCM_DTR)
+ urb_value |= FTDI_SIO_SET_DTR_HIGH;
+ if (set & TIOCM_RTS)
+ urb_value |= FTDI_SIO_SET_RTS_HIGH;
rv = usb_control_msg(port->serial->dev,
usb_sndctrlpipe(port->serial->dev, 0),
FTDI_SIO_SET_MODEM_CTRL_REQUEST,
FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
- ftdi_high_or_low, priv->interface,
+ urb_value, priv->interface,
buf, 0, WDR_TIMEOUT);
kfree(buf);
+ if (rv < 0) {
+ err("%s Error from MODEM_CTRL urb: DTR %s, RTS %s",
+ __FUNCTION__,
+ (set & TIOCM_DTR) ? "HIGH" :
+ (clear & TIOCM_DTR) ? "LOW" : "unchanged",
+ (set & TIOCM_RTS) ? "HIGH" :
+ (clear & TIOCM_RTS) ? "LOW" : "unchanged");
+ } else {
+ dbg("%s - DTR %s, RTS %s", __FUNCTION__,
+ (set & TIOCM_DTR) ? "HIGH" :
+ (clear & TIOCM_DTR) ? "LOW" : "unchanged",
+ (set & TIOCM_RTS) ? "HIGH" :
+ (clear & TIOCM_RTS) ? "LOW" : "unchanged");
+ priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
+ }
return rv;
}
FTDI_SIO_SET_BAUDRATE_REQUEST,
FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
urb_value, urb_index,
- buf, 0, 100);
+ buf, 0, WDR_SHORT_TIMEOUT);
kfree(buf);
return rv;
unsigned interfaces;
/* Assume it is not the original SIO device for now. */
- priv->baud_base = 48000000 / 16;
+ priv->baud_base = 48000000 / 2;
priv->write_offset = 0;
version = le16_to_cpu(udev->descriptor.bcdDevice);
/* FIXME: Flow control might be enabled, so it should be checked -
we have no control of defaults! */
/* Turn on RTS and DTR since we are not flow controlling by default */
- if (set_dtr(port, HIGH) < 0) {
- err("%s Error from DTR HIGH urb", __FUNCTION__);
- }
- if (set_rts(port, HIGH) < 0){
- err("%s Error from RTS HIGH urb", __FUNCTION__);
- }
+ set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
/* Not throttled */
spin_lock_irqsave(&priv->rx_lock, flags);
err("error from flowcontrol urb");
}
- /* drop DTR */
- if (set_dtr(port, LOW) < 0){
- err("Error from DTR LOW urb");
- }
- /* drop RTS */
- if (set_rts(port, LOW) < 0) {
- err("Error from RTS LOW urb");
- }
+ /* drop RTS and DTR */
+ clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
} /* Note change no line if hupcl is off */
/* cancel any scheduled reading */
FTDI_SIO_SET_DATA_REQUEST,
FTDI_SIO_SET_DATA_REQUEST_TYPE,
urb_value , priv->interface,
- buf, 0, 100) < 0) {
+ buf, 0, WDR_SHORT_TIMEOUT) < 0) {
err("%s FAILED to set databits/stopbits/parity", __FUNCTION__);
}
err("%s error from disable flowcontrol urb", __FUNCTION__);
}
/* Drop RTS and DTR */
- if (set_dtr(port, LOW) < 0){
- err("%s Error from DTR LOW urb", __FUNCTION__);
- }
- if (set_rts(port, LOW) < 0){
- err("%s Error from RTS LOW urb", __FUNCTION__);
- }
-
+ clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
} else {
/* set the baudrate determined before */
if (change_speed(port)) {
- err("%s urb failed to set baurdrate", __FUNCTION__);
+ err("%s urb failed to set baudrate", __FUNCTION__);
}
- /* Ensure RTS and DTR are raised */
- else if (set_dtr(port, HIGH) < 0){
- err("%s Error from DTR HIGH urb", __FUNCTION__);
+ /* Ensure RTS and DTR are raised when baudrate changed from 0 */
+ if ((old_termios->c_cflag & CBAUD) == B0) {
+ set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
}
- else if (set_rts(port, HIGH) < 0){
- err("%s Error from RTS HIGH urb", __FUNCTION__);
- }
}
/* Set flow control */
static int ftdi_tiocmset(struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear)
{
- int ret;
-
dbg("%s TIOCMSET", __FUNCTION__);
- if (set & TIOCM_DTR){
- if ((ret = set_dtr(port, HIGH)) < 0) {
- err("Urb to set DTR failed");
- return(ret);
- }
- }
- if (set & TIOCM_RTS) {
- if ((ret = set_rts(port, HIGH)) < 0){
- err("Urb to set RTS failed");
- return(ret);
- }
- }
-
- if (clear & TIOCM_DTR){
- if ((ret = set_dtr(port, LOW)) < 0){
- err("Urb to unset DTR failed");
- return(ret);
- }
- }
- if (clear & TIOCM_RTS) {
- if ((ret = set_rts(port, LOW)) < 0){
- err("Urb to unset RTS failed");
- return(ret);
- }
- }
- return(0);
+ return update_mctrl(port, set, clear);
}
int retval;
dbg("%s", __FUNCTION__);
+ if (vendor > 0 && product > 0) {
+ /* Add user specified VID/PID to reserved element of table. */
+ int i;
+ for (i = 0; id_table_combined[i].idVendor; i++)
+ ;
+ id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
+ id_table_combined[i].idVendor = vendor;
+ id_table_combined[i].idProduct = product;
+ }
retval = usb_serial_register(&ftdi_sio_device);
if (retval)
goto failed_sio_register;
module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not");
+module_param(vendor, ushort, 0);
+MODULE_PARM_DESC(vendor, "User specified vendor ID (default="
+ __MODULE_STRING(FTDI_VID)")");
+module_param(product, ushort, 0);
+MODULE_PARM_DESC(vendor, "User specified product ID");